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HOMESERVICE MANUALSCHEVROLET2006COBALT SS, 4D SEDAN, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 15 (BATTERY, CHARGING SYSTEM AND STARTING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESCHARGING SYSTEM TEST
2006 Chevrolet Cobalt SS, 4D Sedan, Standard

Charging System Test

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Charging System Test
WARNING: This page is about a different car, the 2005 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.
Charging System Test

Step Action Value(s) Yes No
1 Did you perform the Diagnostic System Check - Vehicle? - Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2
  1. Start the engine.
  2. Observe the charge indicator on the instrument panel cluster (IPC) or message in the driver information center (DIC).
Does the charge indicator illuminate or the DIC display a charging system message?		 - Go to Step 3  Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems
3
  1. Turn OFF the ignition.
  2. Connect the red lead of the SA9154Z-A  Starting and Charging System Tester to the battery positive terminal. See Special Tools .
  3. Connect the grey lead of the SA9154Z-A  to the output circuit of the generator.
  4. Start the engine.
  5. Turn ON the SA9154Z-A  .
  6. Turn OFF all vehicle accessories.
  7. Follow the SA9154Z-A  prompts.
  8. Press CHARGING SYSTEM TEST.
Is the voltage displayed within the specified range?		 13-15.5 V Go to Step 4  Go to Step 5 
4 Is the generator output current greater than or equal to the load test value given in Generator Usage  ? - Go to Step 6  Go to Step 5 
5 Replace the generator. Refer to Generator Replacement (L81) .
Did you complete the replacement?		 - Go to Step 6  -
6 Operate the vehicle in order to verify the repair.
Did you correct the condition?		 - Generator OK Go to Step 2 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.